APA   Click to copy
Markman, A., & Gentner, D. (2005). Nonintentional similarity processing.

Chicago/Turabian   Click to copy
Markman, A., and D. Gentner. “Nonintentional Similarity Processing” (2005).

MLA   Click to copy
Markman, A., and D. Gentner. Nonintentional Similarity Processing. 2005.

@article{a2005a,
  title = {Nonintentional similarity processing},
  year = {2005},
  author = {Markman, A. and Gentner, D.}
}